CN212926076U - Sleeve member for foundation pit emergency grouting and foundation pit emergency grouting system - Google Patents
Sleeve member for foundation pit emergency grouting and foundation pit emergency grouting system Download PDFInfo
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- CN212926076U CN212926076U CN202021425913.5U CN202021425913U CN212926076U CN 212926076 U CN212926076 U CN 212926076U CN 202021425913 U CN202021425913 U CN 202021425913U CN 212926076 U CN212926076 U CN 212926076U
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Abstract
The application relates to a sleeve part for foundation pit emergency grouting and a foundation pit emergency grouting system, wherein the sleeve part for foundation pit emergency grouting is applied to the foundation pit emergency grouting system, relates to the field of foundation pit emergency, and comprises a pipe body, an inner cylinder and a reinforcing part; the body with the inner tube all is upper and lower open-ended cylindricly, the inner tube vertical set up in the body is inside to stretch into in order to supply the slip casting pipe, just set up the through-hole that supplies the slip casting liquid to flow on the lateral wall of inner tube, the reinforcement set up in all sides of body inner wall with between all sides of inner tube outer wall, the body with gap between the inner tube is used for filling the stone. The grouting pipe can directly extend into the pipe body from the inner cylinder, and has the effects of convenient construction and quick emergency rescue.
Description
Technical Field
The application relates to the field of foundation pit emergency, in particular to a sleeve member for foundation pit emergency grouting and a foundation pit emergency grouting system.
Background
In the excavation process of a foundation pit, due to poor geological conditions and poor pile forming quality of underground water lateral runoff or jet grouting piles, water leakage and even large-flow high-water-pressure water gushing are often caused on the side wall of the foundation pit, collapse of the side wall of the foundation pit is easily caused due to untimely treatment, and major safety accidents are caused.
The application number is CN 201621478710.6's chinese patent discloses a major diameter casing method foundation ditch system of speedily carrying out rescue work, including the sleeve pipe of beating foundation ditch piping department, be used for suction pump and the slip casting pipe of at the intraductal drainage of cover, sheathed tube lower part pipe wall is covered with the hole, and the pipe wall that is covered with the hole on the sleeve pipe all stretches into the bed course below, the length that is covered with the pipe wall of hole on the sleeve pipe has 3-7m, packs stone to bed course top elevation in the sleeve pipe intussuseption, be equipped with the overflow mouth on the sleeve pipe, the overflow mouth is located bed course top elevation top 5-10mm, the slip casting pipe set up in the sleeve pipe, the upper shed of slip casting pipe with sheathed tube upper shed is with the height, sheathed tube upper shed is located the central elevation place of bottom plate, sheathed tube upper shed is sealed with the steel sheet, pours bed course and bottom plate and seals the sleeve pipe.
With respect to the related art among the above, the applicant believes that the following disadvantages exist: the sleeve pipe intussuseption is filled with the stone, and when the slip casting pipe was difficult to stretch into the sleeve pipe, so need set up the construction platform at sheathed tube upper mouth, adopt the shaking table again just can shake the slip casting pipe into in the sleeve pipe, the construction is inconvenient, can not realize speedily carrying out rescue work to the foundation ditch, so wait to improve.
SUMMERY OF THE UTILITY MODEL
In order to facilitate construction and realize rapid emergency for a foundation pit, the application provides a sleeve component for emergency grouting of the foundation pit and a foundation pit emergency grouting system.
In a first aspect, the application provides a casing for foundation pit emergency grouting, which adopts the following technical scheme:
a casing component for foundation pit emergency grouting comprises a pipe body, an inner cylinder and a reinforcing component;
the body with the inner tube all is upper and lower open-ended cylindricly, the inner tube vertical set up in the body is inside to stretch into in order to supply the slip casting pipe, just set up the through-hole that supplies the slip casting liquid to flow on the lateral wall of inner tube, the reinforcement set up in all sides of body inner wall with between all sides of inner tube outer wall, the body with gap between the inner tube is used for filling the stone.
Through adopting above-mentioned technical scheme, the inner tube provides better mounted position for the slip casting pipe, pack the stone in the body after, also can directly stretch into the inner tube with the slip casting pipe and carry out the slip casting, the slip casting liquid overflows from the department of passing through, thereby fix the stone, the stone after solidifying just can be plugged up the piping shutoff of foundation ditch, need not borrow outside construction equipment shaking table with the slip casting pipe shake go into in the body, convenient construction, can realize the measure of speedily carrying out rescue work of foundation ditch fast, and the reinforcement has strengthened the structural strength between body and the inner tube, make the inner tube be difficult to break away from in the body, structural stability and fastness are better.
Preferably, the reinforcement is many planting bars, many the planting bar dislocation is laid the body with between the inner tube.
Through adopting above-mentioned technical scheme, many plant the muscle with body and inner tube fixed connection together, the connection structure between body and the inner tube is more firm, and plant the muscle self and also have certain structural strength, have strengthened the structural strength of whole sleeve spare.
Preferably, the embedded steel bars are welded and fixed with the pipe body and the inner cylinder.
By adopting the technical scheme, the connection between the embedded steel bars and the pipe body and the inner barrel is firm, the manufacture is simple, and the construction is convenient.
Preferably, the reinforcing plate is a plurality of steel plates, and the plurality of steel plates are arranged between the pipe body and the inner cylinder at intervals.
Through adopting above-mentioned technical scheme, polylith steel sheet not only is in the same place body and inner tube fixed connection, and the structural stability and the fastness of body and inner tube time are better, and steel sheet self also has certain structural strength moreover, has strengthened the structural strength of whole sleeve spare.
Preferably, the steel plate is welded and fixed with the pipe body and the inner cylinder.
Through adopting above-mentioned technical scheme, the steel sheet is more firm with being connected between body and the inner tube, simple manufacture, construction convenience.
Preferably, the opening at the upper end of the inner cylinder is detachably provided with a cover plate.
Through adopting above-mentioned technical scheme, when filling the stone, some stone can fall into in the inner tube and block up the inner tube to make the slip casting pipe can not stretch into in the body, and set up behind the apron, can effectively avoid the stone to fall into in the inner tube, design more rationally.
Preferably, the inner wall of the upper end opening of the inner cylinder on the peripheral side is provided with an internal thread, the outer wall of the cover plate on the peripheral side is provided with an external thread, and the cover plate is assembled on the inner cylinder in a threaded manner.
By adopting the technical scheme, after the cover plate and the inner barrel are assembled in a threaded mode, the cover plate can be installed or disassembled by screwing the cover plate, the connecting structure between the cover plate and the inner barrel is firm, and the cover plate is simple to install and disassemble and convenient to construct.
In a second aspect, the application provides a foundation pit emergency grouting system, which adopts the following technical scheme:
a foundation pit emergency grouting system comprises the sleeve member for foundation pit emergency grouting, a grouting pipe, a sealing plate, a first cushion layer and a second cushion layer;
foundation ditch emergency rescue slip casting is with the piping department of the lower extreme embedding foundation ditch of casing spare, first bed course fill in the foundation ditch emergency rescue slip casting is with the week side of casing spare and will the foundation ditch emergency rescue slip casting is with the casing spare firm, when needing the slip casting the bottom of slip casting pipe is inserted in the casing spare for the foundation ditch emergency rescue slip casting, the slip casting back that finishes the closing plate set up in the top opening part of casing spare for the foundation ditch emergency rescue slip casting, the second bed course fill in the upper surface of first bed course and will the casing spare covers for the foundation ditch emergency rescue slip casting.
By adopting the technical scheme, during construction, the lower end of the sleeve piece for foundation pit emergency grouting is firstly driven into the piping position of the foundation pit, then the first cushion layer is arranged at the bottom of the foundation pit to fix the sleeve piece for foundation pit emergency grouting, then the sleeve piece for foundation pit emergency grouting is filled with stones, then the grouting pipe is inserted into the sleeve piece for foundation pit emergency grouting for grouting, after grouting is completed, the upper end opening of the sleeve piece for foundation pit emergency grouting is covered by the sealing plate, and finally the second cushion layer is filled on the first cushion layer, so that the sleeve piece for foundation pit emergency grouting is completely covered.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the inner cylinder is arranged in the pipe body, after stones are filled in the pipe body, the grouting pipe can extend into the pipe body from the inner cylinder, and grouting liquid overflows from the through hole to solidify the stones, so that construction is convenient, the emergency treatment measures of a foundation pit can be quickly realized, the pipe body and the inner cylinder are connected through the reinforcing piece, and the structural strength and the structural stability are good;
2. the cover plate is arranged at the opening at the upper end of the inner cylinder in a threaded manner, so that when stones are filled in the inner cylinder, the inner cylinder can be prevented from being blocked by the stones, and the design is more reasonable;
3. the reinforcing member, the pipe body and the inner barrel are fixed through welding, and the pipe is simple to manufacture and convenient to construct.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of a casing member for foundation pit emergency grouting according to the present application.
Fig. 2 is a schematic structural diagram of a second embodiment of the casing member for foundation pit emergency grouting according to the present application.
Fig. 3 is a schematic structural diagram of the foundation pit emergency grouting system of the present application.
Description of reference numerals: 1. a pipe body; 2. an inner barrel; 21. a through hole; 22. an internal thread; 3. a reinforcement; 31. planting bars; 32. a steel plate; 4. a cover plate; 41. an external thread; 42. a handle; 5. a grouting pipe; 6. a sealing plate; 7. a first cushion layer; 8. a second cushion layer; 9. and (4) stones.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses a sleeve member for foundation pit emergency grouting.
Example 1
Referring to fig. 1, the casing for foundation pit emergency grouting comprises a pipe body 1, an inner cylinder 2 and a reinforcing member 3; the tube body 1 and the inner tube 2 are both hollow and cylindrical, the upper part and the lower part of the tube body are open, the tube body 1 and the inner tube 2 are both made of stainless steel, the diameter of the tube body 1 is 30-50 cm, the thickness of the tube body is 0.6-1 cm, the diameter of the inner tube 2 is 10-15 cm, and the thickness of the tube body is 0.6-1 cm.
The inner cylinder 2 is vertically fixed inside the pipe body 1 to allow the grouting pipe 5 to extend into, the inner cylinder 2 and the pipe body 1 are arranged coaxially, a through hole 21 for grouting liquid to flow out is formed in the side wall of the inner cylinder 2, and the reinforcing member 3 is arranged between the inner wall of the periphery of the pipe body 1 and the outer wall of the periphery of the inner cylinder 2.
Wherein, reinforcement 3 is many planting bars 31, and planting bar 31 is made by steel matter, and many planting bars 31 dislocation are laid, and the both ends of planting bar 31 respectively with body 1's inside wall and inner tube 2's lateral wall between welded fastening, the gap between body 1 and the inner tube 2 is used for filling stone 9.
During construction, although the pipe body 1 is filled with the stones 9, the inner cylinder 2 reserves an installation space for the grouting pipe 5, and the grouting pipe 5 directly extends into the pipe body 1 from the inner cylinder 2 to be grouted.
And when in order to prevent to pack the stone 9 toward body 1, the condition of taking place to block up in the inner tube 2 is fallen into to stone 9, the removable apron 4 that is equipped with of opening part of inner tube 2 upper end, apron 4 is the lower extreme opening, the closed drum shape in upper end, and apron 4 is made by stainless steel material, wherein, inner tube 2 upper end open-ended week side inner wall is provided with internal thread 22, 4 week side outer walls of apron are provided with the external screw thread 41 with internal thread 22 looks adaptation, apron 4 and the mutual screw assembly of inner tube 2 are in order to realize removable, and for the convenience of installation or dismantle apron 4, be fixed with handle 42 through the welded mode at the upper surface of apron 4, make things convenient for constructor to hold handle 42 rotatory apron 4, it is simple to ann tear.
The implementation principle of the embodiment 1 is as follows: before the construction, earlier with many plant bars 31 welding between body 1 and inner tube 2 in advance, then squeeze into the piping department of foundation ditch with the lower extreme of body 1, and cover 4 lids in the upper end of inner tube 2, pack stone 9 toward body 1 intussuseption again, and inner tube 2 provides better mounted position for slip casting pipe 5, directly stretch into inner tube 2 with slip casting pipe 5 and carry out the slip casting, the slip casting liquid spills over from through-hole 21, thereby freeze stone 9, the stone 9 after solidifying just can be with the piping shutoff of foundation ditch, need not borrow in external construction equipment shaking table shakes slip casting pipe 5 into body 1, and convenient for construction can realize the measure of speedily carrying out rescue work of foundation ditch fast.
Example 2
Refer to fig. 2, this embodiment and embodiment 1's difference lie in, the gusset plate is four stainless steel's steel sheet 32, four steel sheet 32 intervals are laid between body 1 and inner tube 2, and 32 length direction's of steel sheet relative both sides pass through welded mode respectively with fixed connection between body 1's inside wall and inner tube 2's the lateral wall, a plurality of round holes have all been seted up on four steel sheet 32, the weight of steel sheet 32 has been alleviateed, it is more convenient during constructor welds, and is laborsaving, and the round hole intercommunication each other on four steel sheet 32 can be followed to the slip casting liquid, strengthen the mobility of slip casting liquid, it is better to the shutoff nature of foundation ditch.
The embodiment of the application also discloses a foundation pit emergency grouting system. Referring to fig. 3, the foundation pit emergency grouting system comprises the above-mentioned sleeve member for foundation pit emergency grouting, a grouting pipe 5, a sealing plate 6, a first cushion layer 7 and a second cushion layer 8; the lower end of a sleeve member for foundation pit emergency grouting is embedded into a piping position of a foundation pit, a first cushion layer 7 is filled on the periphery of the sleeve member for foundation pit emergency grouting and fixes the sleeve member for foundation pit emergency grouting, the first cushion layer 7 comprises a stainless steel plate and concrete poured on the upper surface of the plate, the bottom of a grouting pipe 5 is inserted into the sleeve member for foundation pit emergency grouting for grouting when grouting is needed, wherein the grouting liquid is specifically a polyurethane grouting material, a prepolymer prepared by polymerization reaction of polyisocyanate and polyhydroxy compound is used as a main agent, a water-insoluble slurry material with a certain elasticity or strength is generated by reaction of grouting injection into a foundation or structure, and the polyurethane grouting material reacts with water to generate a concretion with elasticity and expansion water stop.
And after grouting, the sealing plate 6 is welded at the top opening of the sleeve member for foundation pit emergency grouting, the second cushion layer 8 is filled on the upper surface of the first cushion layer 7 and covers the sleeve member for foundation pit emergency grouting, and the second cushion layer 8 is also formed by pouring concrete.
The implementation principle of a foundation pit emergency grouting system in the embodiment of the application is as follows: during construction, the lower end of a sleeve piece for foundation pit emergency grouting, which is welded with a reinforcing piece 3 in advance, is driven into a piping position of a foundation pit, a stainless steel plate is laid at the bottom of the foundation pit, concrete is poured on the upper surface of the stainless steel plate to form a first cushion layer 7, the sleeve piece for foundation pit emergency grouting is fixed, then stones 9 are filled in the sleeve piece for foundation pit emergency grouting, a grouting pipe 5 is inserted into the sleeve piece for foundation pit emergency grouting for grouting to perform grouting, after grouting is completed, an opening at the upper end of the sleeve piece for foundation pit emergency grouting is covered by a sealing plate 6, and finally concrete is poured on the first cushion layer 7 to form a second cushion layer 8, so that the sleeve piece for foundation pit emergency grouting is completely covered.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a foundation ditch is sleeve pipe spare for emergency grouting which characterized in that: comprises a pipe body (1), an inner cylinder (2) and a reinforcing piece (3);
body (1) with inner tube (2) all are upper and lower open-ended cylindricly, inner tube (2) vertical set up in body (1) is inside to stretch into with confession slip casting pipe (5), just set up on the lateral wall of inner tube (2) and supply through-hole (21) that the slip casting liquid flows out, reinforcement (3) set up in the week side inner wall of body (1) with between the week side outer wall of inner tube (2), body (1) with gap between inner tube (2) is used for filling stone (9).
2. The casing member for foundation pit emergency grouting according to claim 1, wherein: the reinforcing member (3) is a plurality of embedded bars (31), and the embedded bars (31) are arranged between the pipe body (1) and the inner barrel (2) in a staggered mode.
3. The casing member for foundation pit emergency grouting according to claim 2, wherein: the embedded steel bars (31) are fixedly welded with the pipe body (1) and the inner cylinder (2).
4. The casing member for foundation pit emergency grouting according to claim 1, wherein: the reinforcing member (3) is a plurality of steel plates (32), and the steel plates (32) are arranged between the pipe body (1) and the inner cylinder (2) at intervals.
5. The casing component for foundation pit emergency grouting according to claim 4, wherein: the steel plate (32) is fixedly welded with the pipe body (1) and the inner cylinder (2).
6. The casing member for foundation pit emergency grouting according to claim 1, wherein: the opening at the upper end of the inner cylinder (2) is detachably provided with a cover plate (4).
7. The casing member for foundation pit emergency grouting according to claim 6, wherein: the inner tube (2) upper end open-ended week side inner wall is provided with internal thread (22), apron (4) week side outer wall is provided with external screw thread (41), apron (4) screw assembly in on inner tube (2).
8. The utility model provides a foundation ditch grouting system that speedily carries out rescue work which characterized in that: comprises a sleeve component for foundation pit emergency grouting according to any one of claims 1-7, a grouting pipe (5), a sealing plate (6), a first cushion layer (7) and a second cushion layer (8);
foundation ditch emergency rescue slip casting is with piping department of the lower extreme embedding foundation ditch of casing spare, first bed course (7) fill in the foundation ditch emergency rescue slip casting is with the week side of casing spare and will the foundation ditch emergency rescue slip casting is firmly lived with the casing spare, when needing the slip casting the bottom of slip casting pipe (5) is inserted in the casing spare is used to the foundation ditch emergency rescue slip casting, the slip casting back that finishes sealing plate (6) set up in the top opening part of casing spare is used to the foundation ditch emergency rescue slip casting, second bed course (8) fill in the upper surface of first bed course (7) and will the casing spare covers for the foundation ditch emergency rescue slip casting.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021425913.5U CN212926076U (en) | 2020-07-17 | 2020-07-17 | Sleeve member for foundation pit emergency grouting and foundation pit emergency grouting system |
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| CN202021425913.5U CN212926076U (en) | 2020-07-17 | 2020-07-17 | Sleeve member for foundation pit emergency grouting and foundation pit emergency grouting system |
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| CN212926076U true CN212926076U (en) | 2021-04-09 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118087535A (en) * | 2024-04-24 | 2024-05-28 | 上海建工二建集团有限公司 | Foundation pit bottom surge emergency grouting device and construction method thereof |
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2020
- 2020-07-17 CN CN202021425913.5U patent/CN212926076U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118087535A (en) * | 2024-04-24 | 2024-05-28 | 上海建工二建集团有限公司 | Foundation pit bottom surge emergency grouting device and construction method thereof |
| CN118087535B (en) * | 2024-04-24 | 2024-07-09 | 上海建工二建集团有限公司 | Foundation pit bottom surge emergency grouting device and construction method thereof |
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